3．As many as 150miners died in the accident．If only the mine-owners ____ enough attention to the safety measures!（　�。�
A．paidB．should payC．would payD．had paid

分析 多達一百五十名礦工在事故中喪生．要是礦主多注意安全措施就好了！

解答 答案：D 句式虛擬，if only…要是怎樣該多好啊，表達與事實相反非假設；對現(xiàn)在或將來的假設，用一般過去時態(tài)；對過去的假設，用過去完成時態(tài)；句意表達的是對過去的假設，故選D．

點評 虛擬語氣是表示與事實相反的假設，構成方式有：對現(xiàn)在或將來，條件句中用一般過去時態(tài)，主語用情態(tài)動詞加動詞原形；對過去，條件句中用過去完成時態(tài)，主語用情態(tài)動詞加完成時態(tài)．學習時，要牢記構成方式．

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